/* 页面基础样式 */
body {
    font-family: Arial, sans-serif;
    background-color: #f9f9f9;
    margin: 100px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 700vh;
}

/* 头部标题 */
h2 {
    margin: 20px 0;
    color: #333;
    font-size: 24px;
}

/* 表单容器样式 */
.form-container {
    background-color: white;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    width: 300px;
    display: flex;
    flex-direction: column;
}

/* 输入框样式 */
input[type="text"],
input[type="number"] {
    margin-bottom: 15px;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 3px;
}

/* 提交按钮样式 */
.submit-button {
    padding: 10px;
    background-color: #007BFF;
    color: white;
    border: none;
    border-radius: 3px;
    cursor: pointer;
}

.submit-button:hover {
    background-color: #0056b3;
}

/* 返回链接样式 */
.back-link {
    margin-top: 20px;
    text-decoration: none;
    color: #007BFF;
}

.back-link:hover {
    text-decoration: underline;
}